Home / 41,212.14-61,817.54-13,131.82

Finding the Fourth Proportional to 41,212.14, 61,817.54 and 13,131.82

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Solution

The fourth proportional to 41,212.14, 61,817.54 and 13,131.82 is: 19,697.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,212.14 : 61,817.54 = 13,131.82 : x
  2. Step 2: Convert to fraction form
    41,212.14/61,817.54 = 13,131.82/x
  3. Step 3: Cross multiply
    41,212.14x = 61,817.54 × 13,131.82
  4. Step 4: Simplify right side
    41,212.14x = 811,776,777.69
  5. Step 5: Solve for x
    x = 811,776,777.69/41,212.14
  6. Step 6: Final answer
    x = 19,697.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.